Building real-time chat app using WebSockets with AWS API Gateway and Lambda
We can build many real-time applications such as chat applications, multiplayer games, financial trading platforms, and collaboration platforms using WebSockets with AWS API Gateway, Lambda, and dynamoDB. In this blog we will learn how to build real-time applications using WebSockets
Moodle / PHP | The uploaded file exceeds the upload_max_filesize directive in php.ini
How to increase the value of ‘upload_max_filesize’ variable to upload a file/plugin of larger size. We were trying to install a new plugin with size of approx 3.5 mb in our moodle site. It was showing an error:“The uploaded file
Zoho Creator | post data to external URL and redirect there
In zoho creator, we have postURL function to post the data to an external URL but it receives a response back instead of transferring control to the external webpage. For redirection Zoho provides openURL function in zoho creator with which
Zoho | Integration with Google Maps
Problem: Create Google Map with in Zoho and pass address as an arguments to see the Directions on Google map. Also how to find the distance between Source and Destination address. Solution: To create google map and get directions on
Ubuntu Linux | Using ‘alias’ for a set of commands
If you run a set of commands on regular basis you can use Ubuntu ‘alias’ command to create an alias for entire set and use the alias name in future. For example these are a set of commands to compile
Moodle / Totara | Enable completion tracking features at course level
In Moodle / Totara site administrator can enable tracking of course completion based on various conditions. To use this setting we need to turn on course completion tracking using the following steps below: Step – I 1. Login as admin
Java | Unable to add data to list created with Collections.emptyList()
If you initialize a List in Java with method Collections.emptyList(), you will not be able to add data to this list. You will not get any exception if you try to add data to it, but data will not be
Adobe Captivate | How to Publish the project for an LMS
These are the steps to publish a project created in Adobe Captivate for a Learning Management System like Moodle, Totara or Blackboard: 1. Open your Adobe Captivate project. 2. Select File > Publish. 3. In the Publish as drop-down, select
Air Gapping | Mobile app connectivity with localhost services
When we were trying to connect an android app with the php localhost services it was giving an error: cannot connect to the server please check your network connection. Code independently was working but not when we were connecting Android
Chargify.com | Steps to generate API key
Chargify.com gives the ability for recurring billing and subscription-based charges. It supports integration with several payment gateways. In this document we are explaining how to generate Chargify API key for a domain/sub-domain name. Chargify API key is required to integrate